const jsonStr = `{
    "name": "牙膏",
    "count": 10, 
    "orderDetail": {
        "createTime": 1632996519781,
        "orderId": 8632996519781,
        "more": {
            "desc": "描述"
        }
    }
}`;

JSON.parse(jsonStr, function (k, v) {
  console.log("key:", k);
  return v;
});
